INDEX 



abietis, Chermes, 83, 108. 



Physokermes, 108. 

 acericola, Phenacocciis, 100. 

 acerifolii, Drepanaphis, 79. 

 aceris, Chaitophorus, 78-79, 109. 

 Acrobasis angnsella, 71, 



feltella, 71-72. 

 Adalia bipunctata, S6. 

 Additions to collections, 113-18. 

 Adirondack insects, additional list, 



123-25. 

 Agrilus anxius, 98. 



bilineatus, 106. 

 alternata, Psychoda, 14, 15, 16. 

 americana, Malacosoma, 108. 

 americanus, Lasius niger, 86. 

 Ammophila, 32. 

 ampelophila, Drosophila, 14. " 

 Anasa tristis, iii. 

 Anatis ocellata, 86. 

 Angoiimois moth, 112. 

 angusella, Acrobasis, 71. 

 Anisota senatoria, IT2. 

 annulipes. Pimpla, 32. 

 Anosia plexippus, 105. 

 Anthrenus scrophulariae, 96. 



verbasci, 96, 106. 

 antiqua, Notolophiis, 104. 

 Ants, house, 107. 



white, 107. 

 anxius, Agrilus, 98. 

 Aphids, 75-89, no. III. 



apple, 76-77- 



gall-making, 81-83. 



gladioli, 112. 



relations to ants, 85-86. 

 Aphis brassicae, no. 



maidiradicis, yS, 86. 



mail, yy. 



malifoliae, yy. 



Apple aphids, y6-yy. 

 Apple aphis, green, 76, yy. 



rosy, y6, yy. 



woolly, 76. 

 Apple orchard, experiments with 



arsenical poisons, 6. 

 Apple tree, injurious insects: 



canker worms, 89, 109. 



codling moth, 25-71. 



European grain aphis, 76. 



fruit tree bark beetle, 89. 



plant lice, 5, 75, in. 



rose leaf hopper, 90. 



tarnished plant bug, 90. 

 Aquatic insects, 112. 

 archippus, Basilarchia, 105. 

 Argentine ant, 86. 

 armiger, Heliothis, in. 

 Army worm, 8, 94-95, 108. 

 Arsenate of lead, ss, 34, 95, 103, 



105. 

 Arsenic, 95. 



Arsenical poisons, 6, 89, 97, 99. 

 Arsenite of lime, 33, 34. 

 Arsenite of soda, 33. 

 Asphondylia attenuatata, 109. 

 Aspidiotus perniciosus, 90-92, in. 

 Asters, plant lice injuring, y8. 

 Asynapta mangiferae, 109. 

 attenuatata, Asphondylia, 109. 

 Aulacaspis pentagona, 92. 

 avenae, Siphocoryne, 76, 



Balsam, pine bark aphis injuring, 



80. 

 Basilarchia archippus, 105. 

 Basilona imperialis, in. 

 Bedbug, 107. 

 Bedbug hunter, 107. 

 Beech leaf aphis, woolly, 80. 



171 



